Answer:
is not enforceable against Rodney, since it can be proved to violate public policy.
Explanation:
Public policy is defined as the principle where injury to the public good can be used as a reason for denying the legality of a contract.
In this case the public good that is damaged is his car which is parked at Car Stack Parking Lot Inc.
Despite the message that was printed on the parking stub, after his car was damaged he can used the occurrence to nullify the contract stated on the parking lot stub.